/*
 * Copyright 2017 Red Hat, Inc. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.kie.workbench.common.forms.adf.engine.shared.formGeneration.util.impl;

import org.kie.soup.commons.validation.PortablePreconditions;

public abstract class AbstractPropertyValueExtractor implements org.kie.workbench.common.forms.adf.engine.shared.formGeneration.util.PropertyValueExtractor {

    @Override
    public Object readPropertyValue(Object model,
                                    String propertyName) {
        PortablePreconditions.checkNotNull("model",
                                           model);
        PortablePreconditions.checkNotNull("propertyName",
                                           propertyName);

        return readValue(model,
                         propertyName);
    }

    protected abstract Object readValue(Object model,
                                        String propertyName);
}
